What proportion of the following groups of individuals is employed?

(a) Those who did not finish high school

(b) High school graduates

(c) Those who finished some college

(d) Those who have at least a bachelor’s degree

Approach In part (a), we are asking, “Of the individuals who did not finish high school, what proportion is employed?” To determine this proportion, divide the number of employed individuals who did not finish high school by the number of people who did not finish high school. Repeat this process to answer parts (b)–(d).